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Test Info: Errors
- This test gets skipped with pattern: tsan
- This test failed 11 times in the preceding 30 days. quicksearch this test
- Manifest: tools/profiler/tests/browser/browser.toml
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
requestLongerTimeout(10);
async function waitForLoad() {
return SpecialPowers.spawn(gBrowser.selectedBrowser, [], () => {
return new Promise(function (resolve) {
if (content.document.readyState !== "complete") {
content.document.addEventListener("readystatechange", () => {
if (content.document.readyState === "complete") {
resolve();
}
});
} else {
resolve();
}
});
});
}
/**
* Test the IPCMessages feature.
*/
add_task(async function test_profile_feature_ipcmessges() {
const url = BASE_URL + "simple.html";
info("Open a tab while profiling IPC messages.");
await startProfiler({ features: ["js", "ipcmessages"] });
info("Started the profiler sucessfully! Now, let's open a tab.");
await BrowserTestUtils.withNewTab(url, async contentBrowser => {
info("We opened a tab!");
const contentPid = await SpecialPowers.spawn(
contentBrowser,
[],
() => Services.appinfo.processID
);
info("Now let's wait until it's fully loaded.");
await waitForLoad();
info(
"Check that some IPC profile markers were generated when " +
"the feature is enabled."
);
{
const { parentThread, contentThread } =
await waitSamplingAndStopProfilerAndGetThreads(contentPid);
Assert.greater(
getPayloadsOfType(parentThread, "IPC").length,
0,
"IPC profile markers were recorded for the parent process' main " +
"thread when the IPCMessages feature was turned on."
);
Assert.greater(
getPayloadsOfType(contentThread, "IPC").length,
0,
"IPC profile markers were recorded for the content process' main " +
"thread when the IPCMessages feature was turned on."
);
}
});
info("Now open a tab without profiling IPC messages.");
await startProfiler({ features: ["js"] });
await BrowserTestUtils.withNewTab(url, async contentBrowser => {
const contentPid = await SpecialPowers.spawn(
contentBrowser,
[],
() => Services.appinfo.processID
);
await waitForLoad();
info(
"Check that no IPC profile markers were recorded when the " +
"feature is turned off."
);
{
const { parentThread, contentThread } =
await waitSamplingAndStopProfilerAndGetThreads(contentPid);
Assert.equal(
getPayloadsOfType(parentThread, "IPC").length,
0,
"No IPC profile markers were recorded for the parent process' main " +
"thread when the IPCMessages feature was turned off."
);
Assert.equal(
getPayloadsOfType(contentThread, "IPC").length,
0,
"No IPC profile markers were recorded for the content process' main " +
"thread when the IPCMessages feature was turned off."
);
}
});
});